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authorMika Kuoppala <mika.kuoppala@linux.intel.com>2016-04-05 15:56:16 +0300
committerMika Kuoppala <mika.kuoppala@intel.com>2016-04-13 15:28:25 +0300
commit185c66e57ce725afeb58a3cfa48547706af3a7af (patch)
tree66f252f108a68536c4a891bdc5b3a516ef43ea70
parent3f10e82fe10d87d2fd558ef51c34abaf2ee538d2 (diff)
drm/i915/skl: Fix rc6 based gpu/system hang
For all gt3 and gt4 skylake variants, extend the usage of WaRsDisableCoarsePowerGating for all revisions. Without this gt3 and gt4 skylakes up to atleast rev 0xa can gpu hang or system hang. Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com> Cc: Ben Widawsky <benjamin.widawsky@intel.com> Cc: Timo Aaltonen <tjaalton@ubuntu.com> Cc: <stable@vger.kernel.org> Reported-by: Mikael Djurfeldt <mikael@djurfeldt.com> References: https://bugs.freedesktop.org/show_bug.cgi?id=94161 Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com> Reviewed-by: Ben Widawsky <benjamin.widawsky@intel.com> Tested-by: Timo Aaltonen <tjaalton@ubuntu.com> Link: http://patchwork.freedesktop.org/patch/msgid/1459860977-27751-1-git-send-email-mika.kuoppala@intel.com
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2098dc43f3c2..d1e6e580a92d 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2642,8 +2642,9 @@ struct drm_i915_cmd_table {
/* WaRsDisableCoarsePowerGating:skl,bxt */
#define NEEDS_WaRsDisableCoarsePowerGating(dev) (IS_BXT_REVID(dev, 0, BXT_REVID_A1) || \
- ((IS_SKL_GT3(dev) || IS_SKL_GT4(dev)) && \
- IS_SKL_REVID(dev, 0, SKL_REVID_F0)))
+ IS_SKL_GT3(dev) || \
+ IS_SKL_GT4(dev))
+
/*
* dp aux and gmbus irq on gen4 seems to be able to generate legacy interrupts
* even when in MSI mode. This results in spurious interrupt warnings if the